In 2019, Buchanan County, VA had a population of 21.8k people with a median age of 46.8 and a median household income of $31,956. Between 2018 and 2019 the population of Buchanan County, VA declined from 22,138 to 21,788, a −1.58% decrease and its median household income grew from $30,806 to $31,956, a 3.73% increase.
The 5 largest ethnic groups in Buchanan County, VA are White (Non-Hispanic) (94.9%), Black or African American (Non-Hispanic) (2.7%), Asian (Non-Hispanic) (1.03%), Two+ (Non-Hispanic) (0.601%), and Other (Hispanic) (0.344%). 0% of the households in Buchanan County, VA speak a non-English language at home as their primary language, and 99.2% of the residents in Buchanan County, VA are U.S. citizens.
In 2019, the median property value in Buchanan County, VA was $72,300, and the homeownership rate was 77.3%. Most people in Buchanan County, VA drove alone to work, and the average commute time was 26.9 minutes. The average car ownership in Buchanan County, VA was 2 cars per household.